
Lockwood 3782EL 12-24VDC Electric Mortice Lock 23mm Backset - Satin Stainless Steel
The Lockwood 3782EL Electric Mortice Lock is a high-performance electronically controlled locking solution designed for narrow stile hinged doors in commercial environments.
Designed and manufactured in Australia, this lock integrates with modern access control systems including intercoms, push buttons, key switches, and card or keypad-based security systems.
It is engineered to meet the demands of high-use commercial applications while maintaining compliance with building requirements for single-action escape doors.
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Key Features
- 12-24VDC electric mortice lock for access control integration
- Variable voltage operation from 9-28VDC
- Selectable power to lock or power to open functionality
- Full monitoring outputs including Request to Exit, deadlatch, door position, key override monitoring and lock status
- Onboard LED indicators for easier installation and diagnostics
- Motor driven mechanism for reduced power consumption
- Supports dual reader configurations for secure external and safe internal operation
- Complies with single-action escape door requirements
Suitable Uses
- Commercial access control door systems
- Narrow stile aluminium or metal doors
- Office buildings, schools and hospitals
- Doors requiring electronic locking with monitored status
- Security doors requiring integration with card readers or keypads
Specifications
Frequently Asked Questions
Can this lock be used with access control systems?
Yes, it is specifically designed to integrate with access control systems such as keypads, card readers, and intercoms.
Does it fail safe or fail secure?
It can be configured in the field for either power to lock or power to open operation.
Is it suitable for emergency egress doors?
Yes, it complies with requirements for single-action escape doors.
Additional Information
- Commonly specified in Australian commercial access control installations.
- Suitable for high traffic environments requiring electronic monitoring.
- Installer setup flexibility reduces need for multiple lock variants.
- Correct wiring and configuration is critical for proper operation.
Lockwood branded products purchased new in Australia from authorised resellers are covered against defects in materials and workmanship for:
- Mechanical components: 25 years
- Electrical and electronic components: 2 years (excluding batteries)
Lockwood Electric Mortice Locks Catalogue

Lockwood Electric Mortice Locks Catalogue
Lockwood Warranty Overview
Lockwood branded products are covered by manufacturer warranties issued by ASSA ABLOY Australia Pty Ltd. Warranty periods vary depending on product type, mechanical components, electrical elements, and finish category.
This overview summarises the structure of Lockwood warranty coverage. Full terms, exclusions and claim procedures are set out in the official Lockwood Warranty document.
Warranty Periods Summary
Finish Coverage Guide
- Everbrass finishes: up to 25 years against corrosion, tarnishing and discolouration.
- Stainless steel, polished stainless steel, chrome plating and anodised finishes: typically up to 10 years.
- Decorative finishes including Antique Copper, Architectural Bronze, Oil Rubbed Bronze, Aged Brass, Polished Brass, Satin Brass and related variants: typically up to 2 years against corrosion.
- Unlacquered brass finishes will naturally age and change appearance over time. This is not considered a defect.
- Tea staining of stainless steel is not covered where cleaning and maintenance have not been followed.
What the Warranty Covers
- Defects in material and workmanship during the applicable warranty period.
- Assessment by ASSA ABLOY to determine repair, replacement with the same or closest equivalent product, or refund of purchase price.
Common Exclusions
- Normal wear and tear.
- Misuse, abuse, accidental damage or use outside published specifications.
- Improper maintenance or failure to follow care instructions.
- Unauthorised modification, repair or use of non-genuine parts.
- Exposure to corrosive environments including coastal air, salt spray, chemicals or pollution.
- Removal, refitment or associated labour charges.
- Products not originally sold in Australia through authorised channels.
Warranty Claim Process
- Retain proof of original purchase.
- Return the product through the original place of purchase where applicable.
- If claiming directly, obtain a case number before returning goods.
- Products must be securely packed and clearly identified.
- Warranty assessment determines repair, replacement or refund.
Australian Consumer Law
Lockwood warranties operate in addition to rights available under the Australian Consumer Law. Goods come with guarantees that cannot be excluded. Customers may be entitled to a replacement or refund for a major failure and compensation for reasonably foreseeable loss or damage.
Where a product fails to meet acceptable quality standards and the failure does not amount to a major failure, the customer is entitled to repair or replacement.